Packaged in compressed bricks, Zilla? Coconut Husk naturally expands many times its packaged size when water is added. This makes it ideal for maintaining the humidity level in tropical habitats. The soft texture is a perfect medium for egg laying and encourages burrowing. Made from 100% coconut fiber|100% Organic|Holds moisture|Ideal for egg incubation|Equalizes moisture, gentle to fragile eggs